研究了在静态条件下水溶液中超高交联树脂AM-1和大孔吸附树脂Amberlite XAD-4吸附苯胺和对硝基苯胺的热力学特性,测定了不同温度时的吸附等温线.结果表明,在稀溶液中2种吸附剂对苯胺和对硝基苯胺的吸附同时符合Langmuir和Freundlich模型.其中,AM-1对2种苯胺类化合物的吸附是一个吸热过程,适当升高温度对吸附有利;吸附等温线和热力学计算结果都证明了超高交联树脂AM-1对苯胺和对硝基苯胺的吸附行为存在化学吸附.
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